CN211328659U - A water smoke dust device for fluidized bed - Google Patents

Abstract

The utility model relates to a water smoke dust device for a boiling bed, which comprises an induced duct communicated with a pipeline of the boiling bed, a dust falling tower, an air guide duct, a water sprayer and a water purification cavity, wherein the air guide duct is obliquely arranged in the dust falling tower, one end of the air guide duct is communicated with the induced duct, and through holes which are arranged at intervals are arranged on a pipe body of the air guide duct for dissipating air containing dust into the dust falling tower; the water purification cavity is arranged at the bottom of the dust falling tower, a plurality of overflow holes are formed in the side wall of the water purification cavity, water in the dust falling tower flows into the water purification cavity, a submersible pump is further arranged in the water purification cavity, and a water outlet of the submersible pump is communicated to the water sprayer; the utility model discloses an air guide pipe is broken up the air that contains the dust that the draught fan was taken out in the dust fall tower, is drenched the dust by sprinkler blowout water smoke again and makes it drop in the dust fall tower bottom to the realization is to the purification of the interior air of ebullated bed pipeline and prevent the pollution to the surrounding environment.

Description

A water smoke dust device for fluidized bed

Technical Field

The utility model belongs to the technical field of drying equipment, in particular to a water smoke dust collector for ebullated bed.

Background

The ebullated bed is also known as a fluidized bed, in the form of a bed of fluidized solid particles of an ebullating liquid. Generally has some characteristics of liquid, such as the action of fluid pressure on the walls, the ability to overflow, and the viscosity. The fluidized bed can produce a large amount of dust in the during operation bed body, still has partial dust to remain in the pipeline after through filtering, need take out the dust in the pipeline through the draught fan and come out rethread air outlet and get rid of the dust. However, the air outlet of the existing induced draft fan contains material dust, and if the material dust is directly discharged into the air, the material dust can pollute the environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water smoke dust collector for ebullated bed thoroughly solves the produced environmental pollution of dust material of draught fan air outlet department.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

the utility model provides a water smoke dust device for bubbling bed, includes the induced duct with bubbling bed pipeline intercommunication, the induced duct in be equipped with the draught fan and be used for taking out the dust in the bubbling bed pipeline, water smoke dust device still include:

a dust falling tower is arranged on the tower body,

the dust falling tower is characterized by comprising a dust falling tower, an air guide pipe and a dust collecting device, wherein the dust falling tower is arranged in the dust falling tower in an inclined mode, one end of the air guide pipe is communicated with the air guide pipe, and through holes which are arranged at intervals are formed in the pipe body of the air guide pipe and are used for air containing dust to escape into the dust falling tower;

the water sprayer is arranged above the interior of the dust falling tower;

the water purification cavity is arranged at the bottom of the dust falling tower, a plurality of overflow holes are formed in the side wall of the water purification cavity, water in the dust falling tower flows into the water purification cavity, a submersible pump is further arranged in the water purification cavity, and a water outlet of the submersible pump is communicated to the water sprayer.

Preferably, the water smoke dust device still include:

and the water diversion assembly is arranged below the air guide pipe, one end of the water diversion assembly is fixed with the inner wall of the dust falling tower, the other end of the water diversion assembly obliquely extends downwards, and the overhanging end of the water diversion assembly is close to the inner wall of the dust falling tower at an interval.

Preferably, the water diversion assembly is a water diversion plate, and the water diversion plate is provided with water permeable holes arranged at intervals.

Preferably, the water diversion assembly comprises a plurality of obliquely arranged support rods, and fiber cloth is paved on the support rods.

Preferably, the induced duct is obliquely and upwardly extended, the air duct is obliquely and downwardly extended from the joint of the induced duct and the induced duct, and a water blocking plate extending to the side where the induced duct is located is arranged at the end part of the air duct.

Preferably, the air guide pipe forms an inclination angle of 15-30 degrees with the horizontal direction.

Preferably, a support is arranged above the interior of the dust falling tower and used for installing and fixing the water sprayer.

Compared with the prior art, the utility model discloses following technological effect has:

the utility model provides a water smoke dust device for bubbling bed breaks up the air that contains the dust that the draught fan was taken out in the dust fall tower through the guide duct, drenches the dust by sprayer blowout water smoke again and makes it drop in dust fall tower bottom to the realization is to the purification of bubbling bed pipeline internal air and prevent the pollution to the surrounding environment.

Other features and advantages of the present invention will be described in detail in the following detailed description.

Drawings

Fig. 1 is a schematic view of a water mist dust settling device for a bubbling bed provided by the present invention;

FIG. 2 is an enlarged schematic view of position A of FIG. 1;

FIG. 3 is an enlarged schematic view of position B of FIG. 1;

the reference numbers in the figures illustrate: 10-induced draft tube, 11-induced draft fan, 20-dust falling tower, 201-ventilation opening, 21-support, 30-induced draft tube, 31-through hole, 32-water blocking plate, 40-water sprayer, 50-water purification cavity, 51-overflow hole, 52-submersible pump, 60-water diversion plate and 61-water permeable hole.

Detailed Description

In order to make the technical means, creation characteristics, achievement purpose and efficacy of the utility model easy to understand and understand, the utility model is further clarified by combining the specific drawings.

It should be noted that, in the present invention, when an element is referred to as being "fixed" to another element, it may be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, the present invention provides a water mist dust-settling device for a fluidized bed, which includes an induced duct 10 communicated with a fluidized bed pipeline, wherein an induced draft fan 11 is arranged in the induced duct 10 for drawing out dust in the fluidized bed pipeline, and the water mist dust-settling device further includes a dust-settling tower 20, an air guide duct 30, a water sprayer 40 and a water purification cavity 50; the air guide pipe 30 is obliquely arranged in the dust falling tower 20, one end of the air guide pipe is communicated with the induced draft pipe 10, and through holes 31 which are arranged at intervals are formed in the pipe body of the air guide pipe 30 for air containing dust to escape into the dust falling tower 20; the water sprayer 40 is arranged above the interior of the dust falling tower 20; the clean water cavity 50 is arranged at the bottom of the dust falling tower 20, a plurality of overflow holes 51 are arranged on the side wall of the clean water cavity 50, water in the dust falling tower 20 flows into the clean water cavity 50, a submersible pump 52 is further arranged in the clean water cavity 50, and the water outlet of the submersible pump 52 is communicated to the water sprayer 40.

Among the prior art, the bed body contains a large amount of dusts in the ebullated bed during operation, still has partial dust to remain in the pipeline after filtering, and traditional way is to take out the dust in with the pipeline with the draught fan and come out again through the air outlet with dust exhaust, contains the dust in the air that takes out, can cause the pollution to the environment if directly discharging in the air, lacks the equipment of handling this dust among the prior art. The utility model discloses in, in the abundant loss of air that takes draught fan 11 out is to dust fall tower 20 through guide duct 30, utilize 40 water sprayers to spray water smoke in the dust fall tower 20, increase its weight after the dust in the air that water smoke and draught fan 11 take out combines to make it drop the bottom of dust fall tower 20, the air after the dust removal is handled is in the air via the vent 201 effluvium at dust fall tower 20 top, thereby the effectual environmental pollution of having avoided.

In the utility model, through the through hole 31 arranged on the body of the air duct 30, the air which is guided from the air guiding pipe 10 to the dust settling tower 20 and contains dust is scattered and filled in the dust settling tower 20, and then the water mist is sprayed out by the water sprayer 40 to carry out dust settling treatment, so that the contact area between the dust and the water mist is increased, and a better dust settling effect is obtained; through setting up water purification chamber 50 at the bottom of dust fall tower 20, the sewage after subsiding overflows to water purification chamber 50 in, through the immersible pump 52 pump sending to sprinkler 40 in, realized the reuse to the water resource.

Further, according to the utility model discloses, water smoke dust device still includes the diversion subassembly, the diversion subassembly set up the below of guide duct 30, its one end is fixed with dust fall tower 20's inner wall, other end slope downwardly extending and its overhang end with dust fall tower 20's inner wall closes on the interval. The water diversion assembly is used for guiding water drops condensed by water mist sprayed by the water sprayer 40 to the bottom of the dust fall tower 20, and is obliquely extended to one side away from the water purification cavity 50 in order to ensure that the bottom of the dust fall tower has a good settling effect. Thus, water drops containing dust are guided to the bottom of the dust settling tower 20 for settling; meanwhile, the water diversion assembly has a shielding effect on water drops formed by condensation of water mist sprayed by the water sprayer 40, and influence on standing settlement of the bottom of the dust settling tower 20 is prevented.

According to the utility model discloses, the utility model discloses in, as a specific embodiment of this diversion subassembly, the diversion subassembly be a diversion board 60, diversion board 60 on be equipped with interval arrangement's hole 61 of permeating water. This hole 61 of permeating water lies in filtering the water droplet that contains the dust, realizes the preliminary interception to the dust, avoids too much dust to gather the bottom of dust fall tower 20.

According to the utility model discloses, the utility model discloses in, as another kind of specific embodiment (not shown in the figure) of this diversion subassembly, the diversion subassembly include the bracing piece that a plurality of slopes were arranged, the bracing piece upper berth is equipped with fibre cloth. The parallel interval arrangement of bracing piece that a plurality of slopes were arranged, fibre cloth stand put on the holding surface that the bracing piece formed, and this fibre cloth has better interception effect to the water droplet that contains the dust to, after using a period, can directly take off the fibre cloth and change, made things convenient for the clearance to filth in the dust fall tower 20.

According to the utility model, in order to improve the contact effect between the air containing dust and the water mist sprayed by the water sprayer 40, the induced duct 10 is obliquely and upwardly extended, so that the air containing dust and the water mist sprayed by the water sprayer 40 have a hedging effect, and the dust and the water mist have more opportunities of clashing and contacting; meanwhile, in order to prevent the water drops gathered on the air guide pipe 30 from flowing back to the induced duct 10, the air guide pipe 30 is obliquely and downwardly extended from the joint of the air guide pipe 30 and the induced duct 10, a water blocking plate 32 extending to the side where the induced duct 10 is located is arranged at the end part of the air guide pipe 30, the water blocking plate 32 is arranged at the lower half part of the joint of the air guide pipe 30 and the induced duct 10, and the water mist sprayed by the water sprayer 40 is prevented from flowing into the pipeline of the fluidized bed through the induced duct 10 by the water blocking plate 32.

Furthermore, according to the present invention, the air guiding pipe 30 has an inclination angle of 15-30 ° with the horizontal direction.

The utility model discloses in, the inside top of falling dust tower 20 is equipped with support 21 and is used for installing fixed sprinkler 40.

The foregoing shows and describes the general principles, essential features, and features of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description of the above embodiments and the description is only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are all within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a water smoke dust device for bubbling bed, includes induced duct (10) with bubbling bed pipeline intercommunication, induced duct (10) in be equipped with draught fan (11) and be used for taking out the dust in the bubbling bed pipeline, its characterized in that, water smoke dust device still include:

a dust falling tower (20);

the air guide pipe (30) is obliquely arranged in the dust falling tower (20), one end of the air guide pipe is communicated with the induced draft pipe (10), and through holes (31) which are arranged at intervals are formed in the pipe body of the air guide pipe (30) and used for air containing dust to escape into the dust falling tower (20);

a water sprayer (40) disposed above the interior of the dust falling tower (20);

the water purifying device comprises a water purifying cavity (50) which is arranged at the bottom of the dust falling tower (20), wherein the side wall of the water purifying cavity (50) is provided with a plurality of overflow holes (51) for water in the dust falling tower (20) to flow into the water purifying cavity (50), the water purifying cavity (50) is also internally provided with a submersible pump (52), and the water outlet of the submersible pump (52) is communicated to the water sprayer (40).

2. The water mist dust settling device for the ebullated bed according to claim 1, further comprising:

and the water diversion assembly is arranged below the air guide pipe (30), one end of the water diversion assembly is fixed with the inner wall of the dust falling tower (20), the other end of the water diversion assembly obliquely extends downwards, and the overhanging end of the water diversion assembly is close to and spaced from the inner wall of the dust falling tower (20).

3. A water mist dust settling device for a boiling bed as claimed in claim 2, wherein the water diversion assembly is a water diversion plate (60), and the water diversion plate (60) is provided with water permeable holes (61) arranged at intervals.

4. The water mist dust settling device for the boiling bed as claimed in claim 2, wherein the water diversion assembly comprises a plurality of obliquely arranged support rods, and fiber cloth is laid on the support rods.

5. The water mist dust settling device for the boiling bed as claimed in claim 1, wherein the induced duct (10) extends obliquely upwards, the air duct (30) extends obliquely downwards from the joint of the induced duct and the induced duct (10), and a water blocking plate (32) extending towards the side where the induced duct (10) is located is arranged at the end part of the air duct (30).

6. The water mist dust settling device for the boiling bed as claimed in claim 5, wherein the air guide pipe (30) is inclined at an angle of 15-30 degrees with the horizontal direction.

7. The water mist dust settling device for the boiling bed as claimed in claim 1, characterized in that a bracket (21) is arranged above the inside of the dust settling tower (20) for installing and fixing a water sprayer (40).

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